Method LA

parser/input.go:38–50

LA implements (antlr.CharStream).LA.

(offset int)

// LA implements (antlr.CharStream).LA.
func (c *charStream) LA(offset int) int {
	if offset == 0 {
		return 0
	}
	if offset < 0 {
		offset++
	}
	pos := c.pos + offset - 1
	if pos < 0 || pos >= c.buf.Len() {
		return antlr.TokenEOF
	}
	return int(c.buf.Get(pos))
}

// LT mimics (*antlr.InputStream).LT.
func (c *charStream) LT(offset int) int {